/*-
 * Public platform independent Near Field Communication (NFC) library
 * 
 * Copyright (C) 2009, Roel Verdult, Romuald Conty
 * Copyright (C) 2010, Roel Verdult, Romuald Conty
 * Copyright (C) 2011, Romuald Conty, Romain Tartière
 * 
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */

#ifndef __NFC_BUS_UART_H_INCLUDE__
#define __NFC_BUS_UART_H_INCLUDE__

#include <sys/time.h>

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

#include <host/nfc-types.h>

/* Define shortcut to types to make code more readable */
typedef void *serial_port;
#define INVALID_SERIAL_PORT	(void*)(~1)
#define CLAIMED_SERIAL_PORT	(void*)(~2)

serial_port uart_open(const char *pcPortName);
void uart_close(const serial_port sp);
void uart_flush_input(const serial_port sp);

void uart_set_speed(serial_port sp, const uint32_t uiPortSpeed);
uint32_t uart_get_speed(const serial_port sp);

int uart_receive(serial_port sp,
		 byte_t *pbtRx, const size_t szRx,
		 void * abort_p, struct timeval *timeout);
int uart_send(serial_port sp,
	      const byte_t *pbtTx, const size_t szTx,
	      struct timeval *timeout);

char **uart_list_ports(void);

#endif /* __NFC_BUS_UART_H_INCLUDE__ */
